expansive soil 中文意思是什麼
expansive soil
解釋
膨脹上-
A study on soil water characteristic curve of expansive soil
膨脹土土水特徵曲線的研究 -
Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.
本文研究的工作就下述幾個方面展開：用石灰改良膨脹土的機理；通過室內試驗確定摻灰的技術指標；在室內進行膨脹土摻灰的最大有效粒徑的模擬試驗，即鈣離子水試驗，由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性；用數值方法對路堤使用期的濕度場進行模擬，並與路堤的強度?變形的計算域耦合，以檢驗土性改良的效果，從而探索一種描述改良膨脹土路堤運行工況的數值方法；用現有最常用的且費用最低的施工機具，對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。 -
The contributions of these factors and their reciprocal actions affecting deformation and strength are ascertained by the way of orthogonal test interpretation. the effective ways of reducing expansiveness, collapsibility and that of enhancing strength of expansive soil are proposed
利用正交試驗的數據分析法確定以上因素及其交互作用對加水變形和強度的貢獻大小，提出減少膨脹土膨脹性、濕陷性以及提高強度的方法。 -
Method for subgrade construction in expansive soil area
膨脹土地區路基施工的方法 -
Calculation of active earth pressure in unsaturated expansive soil based on columb earth pressure theory
基於庫倉理論的非飽和膨脹土主動土壓力計算 -
Construction technology of filled soil highway embankment in expansive soil region on soft soil ground
公路軟基膨脹土地段填土路堤施工技術 -
Expansive soil is one kind of high plasticity clay which may bring civil engineering heavy damage. it may make construction, especially the engineering of high - type roadbed, appear failure deformation. it is a kind of long - term latent danger to people ' s life
膨脹土是一種會給工程帶來嚴重破壞的高塑性粘土，特別是對高等級公路路基工程和大型結構物所產生的變形破壞作用，往往具有長期、潛在的危險。 -
Based on the pull - out tests data between geogrids and expansive soil / sands arranged by the orthogonal table l9 ( 34 ), the following conclusions are reached : 1 ) the displacement - properties of pullout tests depend on the pullout speed. the law of factors " affecting degree, which influences the parameters between geogrids and soils in the pulling - out procedure, is obtained. with the concept of " equivalent pull - out displacement ( x ) " brought forward, the whole process of pull out tests is divided into two process - " main process ( when x 1. 0 ) " and " residual process ( when x 1. 0 ) ", and three stages - static friction resistance stage, slip friction resistance stage, and residual friction resistance stage
基於正交設計表l9 （ 3 ~ 4 ）分別安排了影響因素與土工格柵膨脹土或砂土界面相互作用參數的拉拔試驗數據，獲悉： 1 ）拉拔試驗位移特性主要取決于影響因素中拉拔速率；通過分析並獲取影響因素對筋土界面相互作用參數的影響程度及其在拉拔試驗過程中的變化規律，提出了當量拉拔位移（ x ）的概念，並據此將拉拔試驗全過程劃分成「主過程（ x 1 . 0 ） 」和「殘余過程（ x 1 . 0 ） 」 ；且將影響因素對拉拔力或摩擦阻力系數的影響程度分成三階段（靜摩擦阻力階段、滑動摩擦阻力階段，殘余摩擦阻力階段） ； 2 ）不同（規范）定義的筋土界面摩擦阻力系數數值相差較大，但影響因素對摩擦阻力系數影響程度及其變化規律不會因不同（規范）定義而受到影響。 -
The treatment of expansive soil foundation of one frame building
某框架結構建築膨脹性土地基的處理 -
Through experiments, we studied the expansive soil on its mineral and expansiveness, and explored the principium of modification by mixing with lime
摘要對采自漢中的膨脹土的礦物成分、膨脹性等特性進行了試驗研究，探討了石灰改良膨脹土的機理。 -
Foundation treatment schemes and feasibility analysis of highly expansive soil
強膨脹性地基土的淺基礎處理 -
The appliance of root - pile and cma blend in expansive - soil cutting - slope
混合溶液在膨脹土路塹邊坡處治中的綜合應用 -
Road cutting of expansive soil side slope stability analysis and engineering countermeasure
膨脹土路塹邊坡穩定性分析及工程對策 -
Analysis of active earth pressure of unsaturated expansive soil
非飽和膨脹土的主動土壓力分析 -
Since 1950s, changjiang water resources commission as well as other scientific research units have carried out engineering geological reconnaissance for large - scale cross structures and the whole route, meantime, researched special subjects, such as special soils ( expansive soil, loess ), the canal section in coal mining area, regional structure stability, sandy soil liquefaction etc
自20世紀50年代迄今，長江水利委員會及其它科研設計單位對中線工程全線及大型交叉建築物進行了工程地質勘察，同時對特殊類土（膨脹土、黃土） 、渠線過煤礦區、區域構造穩定性、砂土液化等專題進行了研究。 -
A discussion on the construction foundation design and ground treatment of expansive soil areas
膨脹土地區公路工程構造物基礎設計及地基處理 -
A series of parameters are recommended for expansive soil slope design in the xiangjing highway based on the result of computing. a lot of works are done to increase slope stability of the expansive soil
本文對高速公路膨脹土邊坡的綜合治理進行了評述，對新興的膨脹土土工格網護坡技術進行了一定的探討，對于膨脹土邊坡的綜合治理具有一定的借鑒意義。 -
Centrifugal model test and fem study on slope stability of expansive soil channel of water transfer project from south to north
膨脹土渠道邊坡穩定性離心模型試驗及有限元分析 -
On basis of the data of unlimited compress strength experiments, the paper gets the relationship between unlimited compress strength of lime - soil and the quantity of added lime. the paper also discusses the reason why the lime can dispel the expansive and shrink quality of expansive soil
通過無側限抗壓強度試驗，得到石灰土無側限抗壓強度與摻灰量的關系及齡期對石灰土無側限抗壓強度的影響，同時對石灰改善膨脹土的機理作探討。 -
The proportions and performances of plastic concrete of some cut - off walls at home and abroad, the proportion of self - congealing slurry used in the cut - off wall of third stage cofferdam of three gorges project, mechanics properties of expansive soil slurry and harden clay mortar, and proportions of hardened slurry are introduced
列舉了國內外部分防滲墻工程塑性混凝土基本配合比及性能參數；國內自主研發的自凝灰漿墻體材料及應用於三峽工程三期圍堰防滲墻的配合比；固化灰粘土漿、膨潤土漿的物理力學性能及固化灰漿採用不同制攪方法時的配合比。
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